Table of Contents
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This service information is designed for experienced repair technicians only and is not designed for use by the general public. It
dose not contain warnings and cautions to advice non-technical individuals of potential dangers in attempting to service a product.
Product powered by electricity should by serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.
SERVICE MANUAL
WARNING
©
2010 (HAIER ELECTRICAL APPLIANCES COR. LTD)
All rights reserved. Unauthorized copying and distribution is a violation of law.
Haier Group
Order No. Ref1010S025V0
MODEL:
Refrigerator
AFD626TGW
AFD626TGB
AFD626TGR
AFD626TGW/F
AFD626TGB/F
AFD626TGR/F
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Table of Contents
Related Manuals for Haier AFD626TGW
Summary of Contents for Haier AFD626TGW
- Page 1 © 2010 (HAIER ELECTRICAL APPLIANCES COR. LTD) All rights reserved. Unauthorized copying and distribution is a violation of law.
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Page 2: Table Of Contents
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B Contents Table of Contents ········································································································ 2 1. General Information ································································································ 4 1-1. General guideline ····························································································· 1-2. Insurance test ··································································································· 1-3. How to read this service manual ······································································· 2. Product Feature ······································································································ 6 2-1. Specifications ···································································································... - Page 3 SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B 6. System Flow Principle ···························································································· 23 6-1. Refrigeration flow chart ·················································································· 6-2. Perspective of the refrigeration system ·························································· 6-3. Air flow scenograph ······················································································· 7. Circuit Diagram ······································································································· 26 7-1. Main control PCB diagram ·············································································...
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Page 4: Chapter 1 General Information
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B Chapter 1 General Information 1-1. General guidelines When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed. -
Page 5: How To Read This Service Manual
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B Photo used in this manual The illustration and photos used in this Manual may not base on the final design of products, which may differ from your products in some way. 1-3. How to read this service manual 1-3-1. -
Page 6: Product Feature
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B Chapter 2 Product Feature 2-1. Specifications Models AFD626TGW AFD626TGB AFD626TGR AFD626TGW/F AFD626TGB/F AFD626TGR/F Sketch Product description (Refrigerator/Freezer) Refrigerator Type of appliance (FS= freestanding/BI= built-in) Type of cooling system(NF=no frost/ S=static) Climate class* SN N ST... - Page 7 SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B 2-10°C 2-10°C 2-10°C Vegetable Crisper -16 ~-26°C -16 ~-26°C -16 ~-26°C Freezer Features: Energy consumption per l 100 net / year Energy consumption per l 100 net / 24h 0.28 0.28 0.28 Cooling system: K=Compressor / A=Absorption...
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Page 8: Main Functions And Features
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B n° Freeze pack(s) ice maker Manual/ Automatic Ice cube tray(s) n° Butter holder Egg trays Adjustable feet front / rear n° 2 / - 2 / - 2 / - Length of cable/incl. plug... -
Page 9: External Views
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B 2-3. External views Refrigerator structure Fridge storage compartment Cover for medium bottle rac LED light Rack for medium bottles Shelf Sealing box Rolling Shelf Rack for small bottles Shelf Fruit and vegetable drawer... -
Page 10: Product Dimensions
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B 2-4. Product dimensions Refrigerator Dimensions: Refrigerator height H=1805mm Refrigerator width W=630mm Refrigerator depth D=640mm Cabinet depth D1=560mm Door depth D2=70mm... -
Page 11: Chapter 3 Disassembly
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B Chapter 3 Disassembly 3-1. Remove the variable temperature compartment drawer (1) Open the variable temperature compartment door (fig. ①); (2) Remove 4 connectors of the drawer (fig. ②); (3) Pull out 2 drawers from the cabinet (fig. ③). -
Page 12: Remove The Air-Duct
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B (1) slide in the rolling shelf (fig. ①); (2) Detach 2 screws of the rolling shelf (fig. ②); 3-4. Remove the air-duct nplug the refrigerator before removing the air-duct 3-4-1. Removal of fridge air-duct... - Page 13 SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B which may interfere with the removal of the freezing air-duct . (2) detach 4 screws in lower of the middle clapboard (fig ①); (3) Disconnect the connector of the middle clapboard(fig ②); (4) Remove the middle clapboard from the lower ; (fig ③);...
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Page 14: Control And Display System
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B Chapter 4 Control and display system 4-1. Control and display panel... -
Page 15: Holiday Function
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B ■Automatic temperature regulation of the refrigerator ●When the power is initially switched on, the refrigerator is in artificial intelligence mode (symbol I), the refrigerator will automatically regulate the temperature in the refrigerator compartments according to the ambient temperature. - Page 16 SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B ■Regulation of fridge compartment temperature between 2℃ and 10℃ and ON/OFF control, when in unlocked mode. ●Pressing button A to adjust the temperature and symbol F will start flashing. ●Each press of button A, the temperature shall be increased by 1℃ and recycled between 2℃~10℃...
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Page 17: Rapid Freezing
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B ●After the temperature is set, the system shall automatically confirm and save the temperature if no button operation is performed within 5 seconds; the symbol shall stop flashing, and the display shall return to the actual temperature. When the freezing compartment has attained its refrigerating effect, the set temperature shall be displayed. -
Page 18: Error Code Display And Sensor Positions
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B ■Display control The display screen will turn off automatically 30 seconds after an operation is finished. It will be lit up by opening the refrigerator door or pressing any key. ■Door open alarming When the fridge door is open for more than 1 minute, the buzzer will sound 3 beeps every 30 seconds. -
Page 19: Graphic Display Of The Sensor Location
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B 4-2-2. Graphic display of the sensor location Freezer Compartment:... -
Page 20: Test Mode
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B 4-3. TEST MODE MODE OPERATION WORKING CONDITION REMARKS In the Unlock mode, press and 1) The compressor and the fans This can be used to hold button A+B+C on the door shall do a high speed operation;... - Page 21 SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B the button A+B+C on the door freezer fan motor shall be forced display panel at the same time operated, for 3 seconds to enter the T4 2) The damper is open, MODE, the door display panel...
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Page 22: Control Principle Of Electronic Component
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B Chapter 5 Control principle of electronic component 5-1. Air damper (1) The damper is controlled with the Variable temperature compartment sensor C SNR. (2) The damper is closed from the beginning of defrosting until at least 8 minutes after the defrosting is finished. -
Page 23: Refrigeration Flow Chart
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B Chapter 6 System flow principle 6-1. Refrigeration flow chart Principle diagram and description of the refrigeration cycle The refrigerant is compressed in the compressor, from there, it enters the condenser, the de-dewing tube, and the dry filter, and goes into the valve, from there,it enters fridge and freeze evaporator after being throttled and decompressed in the capillary tube. - Page 24 SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B 6.2. Perspective of the refrigeration system .compressor 2.evaporator tube 3.condenser4.de-dewing tube 5.dry filter 6.valve 7.fridge capillary tube 8.fridge evaporator 9.freeze capillary tube 10.freeze evaporator 11.air return tube 12.air return connect tube...
- Page 25 SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B 6.3 Air Flow Chart Schematic drawing and description of air circulation in the refrigerator air-duct Fridge compartment air flow chart Freezer compartment air flow chart...
- Page 26 SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B Chapter 7 Circuit diagram 7-1. Main control PCB diagram...
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Page 27: Main Control Pcb Connections
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B 7-2. Main control PCB connections There are 5 connectors on the main control panel. CN1 is the connector for the sensors and the PWM. Its pins are: 1: GND; 2-4: Null; 5: Pin5 and pin1 connect to the variable temperature compartment sensor. We can test the sensor with these two wires. - Page 28 SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B CN4 is the connector for the power cable and heaters and valve. Its pins are: 1: N; 2: L; 3: Null; 4: Defrosting heater. The resistance between it and the N is 345Ω±10%;...
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Page 29: Common Problems And Solutions
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B Chapter 8 Trouble shooting 8-1. Common problems and solutions 8-1-1 Symptom: no defrosting Check: 1) Remove the freezer fan cover plate to check if all the connectors are connected properly and test if there is 220V voltage output across the terminals of the heating wire. -
Page 30: Examination And Solutions For Other Problems
SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B 8-2 Examination and solutions for other problems Problems Causes Solutions Water/moisture/frost in the refrigerator Moisture accumulates Hot and moist climate. Accumulation frost moisture on the refrigerators The door is not closed accelerate in such climate. - Page 31 SERVICE MANUAL Issue 2010-10-25 Rev. Ref1010S025V0 Model:AFD626TGW/R/B Too high temperature Too high temperature The door is opened too Warm will enter refrigerator in the fridge/freezer frequently or for too long whenever the door is opened. Try to open...
- Page 32 Sincere forever Haier Group Haier Industrial Park, No.1, Haier Road 266101, Qingdao, China http://www.haier.com...